Weather History for Alturas, CA

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Thursday, February 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 28 °F 35 °F  
Max Temperature 37 °F 48 °F 69 °F (1977)
Min Temperature 19 °F 23 °F -3 °F (1952)
Degree Days  
Heating Degree Days 37 30  
Month to date heating degree days 676 665  
Since 1 July heating degree days 4359 4663  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 72    
Maximum Humidity 92    
Minimum Humidity 52    
Precipitation  
Precipitation 0.01 in 0.05 in 0.47 in (1996)
Month to date precipitation 0.19 1.06  
Year to date precipitation 0.67 2.71  
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 4 mph (WNW)    
Max Wind Speed 13 mph    
Max Gust Speed 21 mph    
Visibility 8 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 21, 2013 Rise Set
Actual Time 6:48 AM PST 5:43 PM PST
Civil Twilight 6:20 AM PST 6:11 PM PST
Nautical Twilight 5:48 AM PST 6:44 PM PST
Astronomical Twilight 5:16 AM PST 7:16 PM PST
Moon 2:01 PM PST 3:58 AM PST
Length of Visible Light 11h 51m
Length of Day
10h 55m
Waxing Gibbous, 84% of the Moon is Illuminated
Feb 21
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 27.0 °F 23.0 °F 23.0 °F 85% 30.02 in 7.0 mi ESE 3.5 mph - N/A   Overcast
1:23 AM 26.6 °F - 23.0 °F 86% 29.99 in 1.8 mi Calm Calm - 0.00 in Snow Light Snow
1:32 AM 26.6 °F - 24.8 °F 93% 29.99 in 1.5 mi Calm Calm - 0.00 in Snow Light Snow
1:39 AM 26.6 °F - 24.8 °F 93% 29.99 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
1:50 AM 26.6 °F 22.6 °F 24.8 °F 93% 30.00 in 1.8 mi North 3.5 mph - 0.00 in Snow Light Snow
1:55 AM 27.0 °F - 25.0 °F 92% 30.05 in 1.2 mi Calm Calm - 0.01 in Snow Light Snow
2:10 AM 26.6 °F - 24.8 °F 93% 30.00 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
2:30 AM 26.6 °F - 24.8 °F 93% 30.01 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
2:55 AM 24.1 °F 19.7 °F 23.0 °F 96% 30.06 in 9.0 mi West 3.5 mph - 0.00 in   Mostly Cloudy
3:48 AM 21.2 °F - 21.2 °F 100% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:55 AM 19.9 °F 13.4 °F 18.0 °F 92% 30.08 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
4:24 AM 19.4 °F - 19.4 °F 100% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:55 AM 21.0 °F 14.6 °F 19.9 °F 96% 30.09 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
5:55 AM 21.9 °F - 19.9 °F 92% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
6:55 AM 24.1 °F - 21.9 °F 91% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
7:39 AM 24.8 °F 20.5 °F 21.2 °F 86% 30.10 in 10.0 mi WSW 3.5 mph - N/A   Overcast
7:55 AM 24.1 °F 18.2 °F 21.9 °F 91% 30.19 in 10.0 mi WNW 4.6 mph - N/A   Overcast
8:15 AM 23.0 °F - 21.2 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
8:55 AM 25.0 °F 17.1 °F 21.0 °F 85% 30.20 in 10.0 mi WSW 6.9 mph - N/A   Overcast
9:55 AM 28.9 °F 23.9 °F 24.1 °F 82% 30.17 in 10.0 mi West 4.6 mph - N/A   Clear
10:55 AM 33.1 °F 30.0 °F 24.1 °F 70% 30.17 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
11:06 AM 33.8 °F 29.6 °F 21.2 °F 60% 30.12 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
11:55 AM 35.1 °F 32.2 °F 21.9 °F 59% 30.16 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
12:55 PM 36.0 °F 32.1 °F 21.0 °F 55% 30.16 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
1:55 PM 35.1 °F 31.0 °F 19.9 °F 54% 30.15 in 10.0 mi NNW 4.6 mph - N/A   Partly Cloudy
2:55 PM 36.0 °F 30.3 °F 21.0 °F 55% 30.16 in 10.0 mi NW 6.9 mph - N/A   Overcast
3:55 PM 36.0 °F 31.1 °F 21.0 °F 55% 30.15 in 10.0 mi NNW 5.8 mph - N/A   Overcast
4:55 PM 36.0 °F 29.0 °F 19.9 °F 52% 30.16 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
5:55 PM 34.0 °F 29.8 °F 21.0 °F 59% 30.17 in 10.0 mi NNW 4.6 mph - N/A   Overcast
6:55 PM 33.1 °F - 21.9 °F 64% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
7:55 PM 30.9 °F 26.2 °F 24.1 °F 76% 30.19 in 10.0 mi NW 4.6 mph - N/A   Overcast
8:55 PM 32.0 °F 27.5 °F 24.1 °F 73% 30.20 in 10.0 mi NNW 4.6 mph - N/A   Overcast
9:55 PM 32.0 °F 25.6 °F 24.1 °F 73% 30.20 in 10.0 mi NNW 6.9 mph - N/A   Overcast
10:55 PM 30.9 °F 27.5 °F 25.0 °F 79% 30.19 in 10.0 mi SSW 3.5 mph - N/A   Overcast
11:08 PM 30.2 °F 26.7 °F 24.8 °F 80% 30.14 in 10.0 mi SSW 3.5 mph - N/A   Overcast
11:15 PM 30.2 °F 26.7 °F 24.8 °F 80% 30.14 in 10.0 mi SW 3.5 mph - N/A   Overcast
11:55 PM 30.0 °F 22.4 °F 25.0 °F 82% 30.20 in 10.0 mi SSW 8.1 mph - N/A   Overcast